[ 1 ] Feature is explicitly not supported by xl, see XL Anti-Features[ 2 ] Feature will be exposed in a future release [ 3 ] Feature development has started in the Xen 4.5 release cycle, but did not get completed [ 4 ] See Remus Toolkit Differences[ 5 ] Undocumented in XEND man pages [ 6 ] Includes SDL & VNC support[ 7 ] Includes SPICE support